Finding the Fourth Proportional to 152,415.77, 210,436.46 and 95,142.29

Step by Step Solution

1. Step 1: Write the proportion equation
   152,415.77 : 210,436.46 = 95,142.29 : x
2. Step 2: Convert to fraction form
   152,415.77/210,436.46 = 95,142.29/x
3. Step 3: Cross multiply
   152,415.77x = 210,436.46 × 95,142.29
4. Step 4: Simplify right side
   152,415.77x = 20,021,406,703.89
5. Step 5: Solve for x
   x = 20,021,406,703.89/152,415.77
6. Step 6: Final answer
   x = 131,360.47