Finding the Fourth Proportional to 145,498,055.01, 200,757,343.01 and 83,606,436.15

Step by Step Solution

1. Step 1: Write the proportion equation
   145,498,055.01 : 200,757,343.01 = 83,606,436.15 : x
2. Step 2: Convert to fraction form
   145,498,055.01/200,757,343.01 = 83,606,436.15/x
3. Step 3: Cross multiply
   145,498,055.01x = 200,757,343.01 × 83,606,436.15
4. Step 4: Simplify right side
   145,498,055.01x = 16,784,605,980,009,214
5. Step 5: Solve for x
   x = 16,784,605,980,009,214/145,498,055.01
6. Step 6: Final answer
   x = 115,359,658.79