Finding the Fourth Proportional to 152,743.34, 210,780.29 and 84,763.28

Step by Step Solution

1. Step 1: Write the proportion equation
   152,743.34 : 210,780.29 = 84,763.28 : x
2. Step 2: Convert to fraction form
   152,743.34/210,780.29 = 84,763.28/x
3. Step 3: Cross multiply
   152,743.34x = 210,780.29 × 84,763.28
4. Step 4: Simplify right side
   152,743.34x = 17,866,429,478.61
5. Step 5: Solve for x
   x = 17,866,429,478.61/152,743.34
6. Step 6: Final answer
   x = 116,970.27