Finding the Fourth Proportional to 152,042.67, 209,802.83 and 84,048.71

Step by Step Solution

1. Step 1: Write the proportion equation
   152,042.67 : 209,802.83 = 84,048.71 : x
2. Step 2: Convert to fraction form
   152,042.67/209,802.83 = 84,048.71/x
3. Step 3: Cross multiply
   152,042.67x = 209,802.83 × 84,048.71
4. Step 4: Simplify right side
   152,042.67x = 17,633,655,746.59
5. Step 5: Solve for x
   x = 17,633,655,746.59/152,042.67
6. Step 6: Final answer
   x = 115,978.34