Finding the Fourth Proportional to 74,308,841.27, 111,419,110.46 and 28,254,078.09

Step by Step Solution

1. Step 1: Write the proportion equation
   74,308,841.27 : 111,419,110.46 = 28,254,078.09 : x
2. Step 2: Convert to fraction form
   74,308,841.27/111,419,110.46 = 28,254,078.09/x
3. Step 3: Cross multiply
   74,308,841.27x = 111,419,110.46 × 28,254,078.09
4. Step 4: Simplify right side
   74,308,841.27x = 3,148,044,247,513,905.50
5. Step 5: Solve for x
   x = 3,148,044,247,513,905.50/74,308,841.27
6. Step 6: Final answer
   x = 42,364,329.65