Finding the Fourth Proportional to 152,472.51, 210,612.69 and 117,099.59

Step by Step Solution

1. Step 1: Write the proportion equation
   152,472.51 : 210,612.69 = 117,099.59 : x
2. Step 2: Convert to fraction form
   152,472.51/210,612.69 = 117,099.59/x
3. Step 3: Cross multiply
   152,472.51x = 210,612.69 × 117,099.59
4. Step 4: Simplify right side
   152,472.51x = 24,662,658,594.73
5. Step 5: Solve for x
   x = 24,662,658,594.73/152,472.51
6. Step 6: Final answer
   x = 161,751.51