Finding the Fourth Proportional to 152,079.96, 209,871.72 and 84,101.55

Step by Step Solution

1. Step 1: Write the proportion equation
   152,079.96 : 209,871.72 = 84,101.55 : x
2. Step 2: Convert to fraction form
   152,079.96/209,871.72 = 84,101.55/x
3. Step 3: Cross multiply
   152,079.96x = 209,871.72 × 84,101.55
4. Step 4: Simplify right side
   152,079.96x = 17,650,535,483.30
5. Step 5: Solve for x
   x = 17,650,535,483.30/152,079.96
6. Step 6: Final answer
   x = 116,060.89