Finding the Fourth Proportional to 152,422.94, 210,323.71 and 87,894.56

Step by Step Solution

1. Step 1: Write the proportion equation
   152,422.94 : 210,323.71 = 87,894.56 : x
2. Step 2: Convert to fraction form
   152,422.94/210,323.71 = 87,894.56/x
3. Step 3: Cross multiply
   152,422.94x = 210,323.71 × 87,894.56
4. Step 4: Simplify right side
   152,422.94x = 18,486,309,948.02
5. Step 5: Solve for x
   x = 18,486,309,948.02/152,422.94
6. Step 6: Final answer
   x = 121,282.99