Finding the Fourth Proportional to 152,236.19, 210,034.71 and 88,521.59

Step by Step Solution

1. Step 1: Write the proportion equation
   152,236.19 : 210,034.71 = 88,521.59 : x
2. Step 2: Convert to fraction form
   152,236.19/210,034.71 = 88,521.59/x
3. Step 3: Cross multiply
   152,236.19x = 210,034.71 × 88,521.59
4. Step 4: Simplify right side
   152,236.19x = 18,592,605,434.22
5. Step 5: Solve for x
   x = 18,592,605,434.22/152,236.19
6. Step 6: Final answer
   x = 122,130.00