Finding the Fourth Proportional to 37,428,970.71, 51,649,096.82 and 21,133,055.19

Step by Step Solution

1. Step 1: Write the proportion equation
   37,428,970.71 : 51,649,096.82 = 21,133,055.19 : x
2. Step 2: Convert to fraction form
   37,428,970.71/51,649,096.82 = 21,133,055.19/x
3. Step 3: Cross multiply
   37,428,970.71x = 51,649,096.82 × 21,133,055.19
4. Step 4: Simplify right side
   37,428,970.71x = 1,091,503,213,505,048.25
5. Step 5: Solve for x
   x = 1,091,503,213,505,048.25/37,428,970.71
6. Step 6: Final answer
   x = 29,161,988.50