Finding the Fourth Proportional to 111,673,960.72, 154,107,855.84 and 62,113,268.32

Step by Step Solution

1. Step 1: Write the proportion equation
   111,673,960.72 : 154,107,855.84 = 62,113,268.32 : x
2. Step 2: Convert to fraction form
   111,673,960.72/154,107,855.84 = 62,113,268.32/x
3. Step 3: Cross multiply
   111,673,960.72x = 154,107,855.84 × 62,113,268.32
4. Step 4: Simplify right side
   111,673,960.72x = 9,572,142,600,009,800
5. Step 5: Solve for x
   x = 9,572,142,600,009,800/111,673,960.72
6. Step 6: Final answer
   x = 85,715,081.10