Finding the Fourth Proportional to 102,683.24, 141,624.42 and 70,905.32

Step by Step Solution

1. Step 1: Write the proportion equation
   102,683.24 : 141,624.42 = 70,905.32 : x
2. Step 2: Convert to fraction form
   102,683.24/141,624.42 = 70,905.32/x
3. Step 3: Cross multiply
   102,683.24x = 141,624.42 × 70,905.32
4. Step 4: Simplify right side
   102,683.24x = 10,041,924,819.91
5. Step 5: Solve for x
   x = 10,041,924,819.91/102,683.24
6. Step 6: Final answer
   x = 97,795.17