Finding the Fourth Proportional to 68,606,399.91, 102,909,597.27 and 20,084,253.69

Step by Step Solution

1. Step 1: Write the proportion equation
   68,606,399.91 : 102,909,597.27 = 20,084,253.69 : x
2. Step 2: Convert to fraction form
   68,606,399.91/102,909,597.27 = 20,084,253.69/x
3. Step 3: Cross multiply
   68,606,399.91x = 102,909,597.27 × 20,084,253.69
4. Step 4: Simplify right side
   68,606,399.91x = 2,066,862,458,706,411.50
5. Step 5: Solve for x
   x = 2,066,862,458,706,411.50/68,606,399.91
6. Step 6: Final answer
   x = 30,126,379.78