Finding the Fourth Proportional to 186,663.34, 279,937.50 and 53,507.98

Step by Step Solution

1. Step 1: Write the proportion equation
   186,663.34 : 279,937.50 = 53,507.98 : x
2. Step 2: Convert to fraction form
   186,663.34/279,937.50 = 53,507.98/x
3. Step 3: Cross multiply
   186,663.34x = 279,937.50 × 53,507.98
4. Step 4: Simplify right side
   186,663.34x = 14,978,890,151.25
5. Step 5: Solve for x
   x = 14,978,890,151.25/186,663.34
6. Step 6: Final answer
   x = 80,245.48