Finding the Fourth Proportional to 89,367,066.10, 134,050,604.55 and 28,782,792.10

Step by Step Solution

1. Step 1: Write the proportion equation
   89,367,066.10 : 134,050,604.55 = 28,782,792.10 : x
2. Step 2: Convert to fraction form
   89,367,066.10/134,050,604.55 = 28,782,792.10/x
3. Step 3: Cross multiply
   89,367,066.10x = 134,050,604.55 × 28,782,792.10
4. Step 4: Simplify right side
   89,367,066.10x = 3,858,350,681,641,964
5. Step 5: Solve for x
   x = 3,858,350,681,641,964/89,367,066.10
6. Step 6: Final answer
   x = 43,174,189.89