Finding the Fourth Proportional to 82,947.62, 114,397.29 and 70,089.89

Step by Step Solution

1. Step 1: Write the proportion equation
   82,947.62 : 114,397.29 = 70,089.89 : x
2. Step 2: Convert to fraction form
   82,947.62/114,397.29 = 70,089.89/x
3. Step 3: Cross multiply
   82,947.62x = 114,397.29 × 70,089.89
4. Step 4: Simplify right side
   82,947.62x = 8,018,092,900.41
5. Step 5: Solve for x
   x = 8,018,092,900.41/82,947.62
6. Step 6: Final answer
   x = 96,664.54