Finding the Fourth Proportional to 152,947.24, 211,100.90 and 84,987.52

Step by Step Solution

1. Step 1: Write the proportion equation
   152,947.24 : 211,100.90 = 84,987.52 : x
2. Step 2: Convert to fraction form
   152,947.24/211,100.90 = 84,987.52/x
3. Step 3: Cross multiply
   152,947.24x = 211,100.90 × 84,987.52
4. Step 4: Simplify right side
   152,947.24x = 17,940,941,960.77
5. Step 5: Solve for x
   x = 17,940,941,960.77/152,947.24
6. Step 6: Final answer
   x = 117,301.51