Finding the Fourth Proportional to 36,790,300,864.71, 55,195,261,665.05 and 13,208,742,112.68

Step by Step Solution

1. Step 1: Write the proportion equation
   36,790,300,864.71 : 55,195,261,665.05 = 13,208,742,112.68 : x
2. Step 2: Convert to fraction form
   36,790,300,864.71/55,195,261,665.05 = 13,208,742,112.68/x
3. Step 3: Cross multiply
   36,790,300,864.71x = 55,195,261,665.05 × 13,208,742,112.68
4. Step 4: Simplify right side
   36,790,300,864.71x = 729,059,977,175,577,657,344
5. Step 5: Solve for x
   x = 729,059,977,175,577,657,344/36,790,300,864.71
6. Step 6: Final answer
   x = 19,816,635,364.21