Finding the Fourth Proportional to 99,097.88, 148,669.52 and 42,947.41

Step by Step Solution

1. Step 1: Write the proportion equation
   99,097.88 : 148,669.52 = 42,947.41 : x
2. Step 2: Convert to fraction form
   99,097.88/148,669.52 = 42,947.41/x
3. Step 3: Cross multiply
   99,097.88x = 148,669.52 × 42,947.41
4. Step 4: Simplify right side
   99,097.88x = 6,384,969,871.86
5. Step 5: Solve for x
   x = 6,384,969,871.86/99,097.88
6. Step 6: Final answer
   x = 64,430.94