Finding the Fourth Proportional to 71,913,844.71, 107,947,531.31 and 30,993,478.47

Step by Step Solution

1. Step 1: Write the proportion equation
   71,913,844.71 : 107,947,531.31 = 30,993,478.47 : x
2. Step 2: Convert to fraction form
   71,913,844.71/107,947,531.31 = 30,993,478.47/x
3. Step 3: Cross multiply
   71,913,844.71x = 107,947,531.31 × 30,993,478.47
4. Step 4: Simplify right side
   71,913,844.71x = 3,345,669,487,391,168.50
5. Step 5: Solve for x
   x = 3,345,669,487,391,168.50/71,913,844.71
6. Step 6: Final answer
   x = 46,523,301.61