Finding the Fourth Proportional to 45,929,048.52, 68,882,689.34 and 13,138,606.43

Step by Step Solution

1. Step 1: Write the proportion equation
   45,929,048.52 : 68,882,689.34 = 13,138,606.43 : x
2. Step 2: Convert to fraction form
   45,929,048.52/68,882,689.34 = 13,138,606.43/x
3. Step 3: Cross multiply
   45,929,048.52x = 68,882,689.34 × 13,138,606.43
4. Step 4: Simplify right side
   45,929,048.52x = 905,022,545,078,216.50
5. Step 5: Solve for x
   x = 905,022,545,078,216.50/45,929,048.52
6. Step 6: Final answer
   x = 19,704,796.29