Finding the Fourth Proportional to 152,995.13, 211,123.06 and 88,459.49

Step by Step Solution

1. Step 1: Write the proportion equation
   152,995.13 : 211,123.06 = 88,459.49 : x
2. Step 2: Convert to fraction form
   152,995.13/211,123.06 = 88,459.49/x
3. Step 3: Cross multiply
   152,995.13x = 211,123.06 × 88,459.49
4. Step 4: Simplify right side
   152,995.13x = 18,675,838,521.50
5. Step 5: Solve for x
   x = 18,675,838,521.50/152,995.13
6. Step 6: Final answer
   x = 122,068.19