Finding the Fourth Proportional to 52,061.42, 78,099.76 and 16,510.88

Step by Step Solution

1. Step 1: Write the proportion equation
   52,061.42 : 78,099.76 = 16,510.88 : x
2. Step 2: Convert to fraction form
   52,061.42/78,099.76 = 16,510.88/x
3. Step 3: Cross multiply
   52,061.42x = 78,099.76 × 16,510.88
4. Step 4: Simplify right side
   52,061.42x = 1,289,495,961.19
5. Step 5: Solve for x
   x = 1,289,495,961.19/52,061.42
6. Step 6: Final answer
   x = 24,768.74