Finding the Fourth Proportional to 523,152.45, 784,737.78 and 144,071.25

Step by Step Solution

1. Step 1: Write the proportion equation
   523,152.45 : 784,737.78 = 144,071.25 : x
2. Step 2: Convert to fraction form
   523,152.45/784,737.78 = 144,071.25/x
3. Step 3: Cross multiply
   523,152.45x = 784,737.78 × 144,071.25
4. Step 4: Simplify right side
   523,152.45x = 113,058,152,886.83
5. Step 5: Solve for x
   x = 113,058,152,886.83/523,152.45
6. Step 6: Final answer
   x = 216,109.38