Finding the Fourth Proportional to 152,427.51, 210,328.89 and 84,427.61

Step by Step Solution

1. Step 1: Write the proportion equation
   152,427.51 : 210,328.89 = 84,427.61 : x
2. Step 2: Convert to fraction form
   152,427.51/210,328.89 = 84,427.61/x
3. Step 3: Cross multiply
   152,427.51x = 210,328.89 × 84,427.61
4. Step 4: Simplify right side
   152,427.51x = 17,757,564,445.01
5. Step 5: Solve for x
   x = 17,757,564,445.01/152,427.51
6. Step 6: Final answer
   x = 116,498.42