Finding the Fourth Proportional to 90,002.10, 134,895.15 and 61,922.10

Step by Step Solution

1. Step 1: Write the proportion equation
   90,002.10 : 134,895.15 = 61,922.10 : x
2. Step 2: Convert to fraction form
   90,002.10/134,895.15 = 61,922.10/x
3. Step 3: Cross multiply
   90,002.10x = 134,895.15 × 61,922.10
4. Step 4: Simplify right side
   90,002.10x = 8,352,990,967.82
5. Step 5: Solve for x
   x = 8,352,990,967.82/90,002.10
6. Step 6: Final answer
   x = 92,808.85