Finding the Fourth Proportional to 109,104,697.32, 150,565,877.31 and 64,452,138.72

Step by Step Solution

1. Step 1: Write the proportion equation
   109,104,697.32 : 150,565,877.31 = 64,452,138.72 : x
2. Step 2: Convert to fraction form
   109,104,697.32/150,565,877.31 = 64,452,138.72/x
3. Step 3: Cross multiply
   109,104,697.32x = 150,565,877.31 × 64,452,138.72
4. Step 4: Simplify right side
   109,104,697.32x = 9,704,292,810,882,620
5. Step 5: Solve for x
   x = 9,704,292,810,882,620/109,104,697.32
6. Step 6: Final answer
   x = 88,944,775.52