Finding the Fourth Proportional to 152,693.52, 210,713.12 and 84,710.16

Step by Step Solution

1. Step 1: Write the proportion equation
   152,693.52 : 210,713.12 = 84,710.16 : x
2. Step 2: Convert to fraction form
   152,693.52/210,713.12 = 84,710.16/x
3. Step 3: Cross multiply
   152,693.52x = 210,713.12 × 84,710.16
4. Step 4: Simplify right side
   152,693.52x = 17,849,542,109.30
5. Step 5: Solve for x
   x = 17,849,542,109.30/152,693.52
6. Step 6: Final answer
   x = 116,897.84