Finding the Fourth Proportional to 70,892.52, 97,830.89 and 40,265.40

Step by Step Solution

1. Step 1: Write the proportion equation
   70,892.52 : 97,830.89 = 40,265.40 : x
2. Step 2: Convert to fraction form
   70,892.52/97,830.89 = 40,265.40/x
3. Step 3: Cross multiply
   70,892.52x = 97,830.89 × 40,265.40
4. Step 4: Simplify right side
   70,892.52x = 3,939,200,234.74
5. Step 5: Solve for x
   x = 3,939,200,234.74/70,892.52
6. Step 6: Final answer
   x = 55,565.81