Finding the Fourth Proportional to 152,401.88, 210,312.37 and 84,418.63

Step by Step Solution

1. Step 1: Write the proportion equation
   152,401.88 : 210,312.37 = 84,418.63 : x
2. Step 2: Convert to fraction form
   152,401.88/210,312.37 = 84,418.63/x
3. Step 3: Cross multiply
   152,401.88x = 210,312.37 × 84,418.63
4. Step 4: Simplify right side
   152,401.88x = 17,754,282,147.45
5. Step 5: Solve for x
   x = 17,754,282,147.45/152,401.88
6. Step 6: Final answer
   x = 116,496.48