Finding the Fourth Proportional to 152,061.39, 209,840.99 and 84,076.57

Step by Step Solution

1. Step 1: Write the proportion equation
   152,061.39 : 209,840.99 = 84,076.57 : x
2. Step 2: Convert to fraction form
   152,061.39/209,840.99 = 84,076.57/x
3. Step 3: Cross multiply
   152,061.39x = 209,840.99 × 84,076.57
4. Step 4: Simplify right side
   152,061.39x = 17,642,710,684.60
5. Step 5: Solve for x
   x = 17,642,710,684.60/152,061.39
6. Step 6: Final answer
   x = 116,023.61