Finding the Fourth Proportional to 70,188.39, 96,861.89 and 42,963.92

Step by Step Solution

1. Step 1: Write the proportion equation
   70,188.39 : 96,861.89 = 42,963.92 : x
2. Step 2: Convert to fraction form
   70,188.39/96,861.89 = 42,963.92/x
3. Step 3: Cross multiply
   70,188.39x = 96,861.89 × 42,963.92
4. Step 4: Simplify right side
   70,188.39x = 4,161,566,479.34
5. Step 5: Solve for x
   x = 4,161,566,479.34/70,188.39
6. Step 6: Final answer
   x = 59,291.38