Finding the Fourth Proportional to 152,340.83, 210,227.76 and 84,356.35

Step by Step Solution

1. Step 1: Write the proportion equation
   152,340.83 : 210,227.76 = 84,356.35 : x
2. Step 2: Convert to fraction form
   152,340.83/210,227.76 = 84,356.35/x
3. Step 3: Cross multiply
   152,340.83x = 210,227.76 × 84,356.35
4. Step 4: Simplify right side
   152,340.83x = 17,734,046,293.04
5. Step 5: Solve for x
   x = 17,734,046,293.04/152,340.83
6. Step 6: Final answer
   x = 116,410.33