Finding the Fourth Proportional to 185,499.05, 278,259.34 and 52,368.16

Step by Step Solution

1. Step 1: Write the proportion equation
   185,499.05 : 278,259.34 = 52,368.16 : x
2. Step 2: Convert to fraction form
   185,499.05/278,259.34 = 52,368.16/x
3. Step 3: Cross multiply
   185,499.05x = 278,259.34 × 52,368.16
4. Step 4: Simplify right side
   185,499.05x = 14,571,929,638.61
5. Step 5: Solve for x
   x = 14,571,929,638.61/185,499.05
6. Step 6: Final answer
   x = 78,555.28