Finding the Fourth Proportional to 88,356, 121,931.52 and 48,612

Step by Step Solution

1. Step 1: Write the proportion equation
   88,356 : 121,931.52 = 48,612 : x
2. Step 2: Convert to fraction form
   88,356/121,931.52 = 48,612/x
3. Step 3: Cross multiply
   88,356x = 121,931.52 × 48,612
4. Step 4: Simplify right side
   88,356x = 5,927,335,050.24
5. Step 5: Solve for x
   x = 5,927,335,050.24/88,356
6. Step 6: Final answer
   x = 67,084.69