Finding the Fourth Proportional to 108,439,057.58, 149,646,076.59 and 58,879,527.12

Step by Step Solution

1. Step 1: Write the proportion equation
   108,439,057.58 : 149,646,076.59 = 58,879,527.12 : x
2. Step 2: Convert to fraction form
   108,439,057.58/149,646,076.59 = 58,879,527.12/x
3. Step 3: Cross multiply
   108,439,057.58x = 149,646,076.59 × 58,879,527.12
4. Step 4: Simplify right side
   108,439,057.58x = 8,811,090,225,203,300
5. Step 5: Solve for x
   x = 8,811,090,225,203,300/108,439,057.58
6. Step 6: Final answer
   x = 81,253,843.61