Finding the Fourth Proportional to 152,415.58, 210,388.72 and 124,072.06

Step by Step Solution

1. Step 1: Write the proportion equation
   152,415.58 : 210,388.72 = 124,072.06 : x
2. Step 2: Convert to fraction form
   152,415.58/210,388.72 = 124,072.06/x
3. Step 3: Cross multiply
   152,415.58x = 210,388.72 × 124,072.06
4. Step 4: Simplify right side
   152,415.58x = 26,103,361,891.16
5. Step 5: Solve for x
   x = 26,103,361,891.16/152,415.58
6. Step 6: Final answer
   x = 171,264.39