Finding the Fourth Proportional to 105,777.72, 157,567.14 and 100,047.98

Step by Step Solution

1. Step 1: Write the proportion equation
   105,777.72 : 157,567.14 = 100,047.98 : x
2. Step 2: Convert to fraction form
   105,777.72/157,567.14 = 100,047.98/x
3. Step 3: Cross multiply
   105,777.72x = 157,567.14 × 100,047.98
4. Step 4: Simplify right side
   105,777.72x = 15,764,274,071.38
5. Step 5: Solve for x
   x = 15,764,274,071.38/105,777.72
6. Step 6: Final answer
   x = 149,032.08