Finding the Fourth Proportional to 64,592,837.09, 89,153,076.24 and 42,570,250.10

Step by Step Solution

1. Step 1: Write the proportion equation
   64,592,837.09 : 89,153,076.24 = 42,570,250.10 : x
2. Step 2: Convert to fraction form
   64,592,837.09/89,153,076.24 = 42,570,250.10/x
3. Step 3: Cross multiply
   64,592,837.09x = 89,153,076.24 × 42,570,250.10
4. Step 4: Simplify right side
   64,592,837.09x = 3,795,268,752,721,167.50
5. Step 5: Solve for x
   x = 3,795,268,752,721,167.50/64,592,837.09
6. Step 6: Final answer
   x = 58,756,805.30