Finding the Fourth Proportional to 102,271.68, 153,185.40 and 49,570.56

Step by Step Solution

1. Step 1: Write the proportion equation
   102,271.68 : 153,185.40 = 49,570.56 : x
2. Step 2: Convert to fraction form
   102,271.68/153,185.40 = 49,570.56/x
3. Step 3: Cross multiply
   102,271.68x = 153,185.40 × 49,570.56
4. Step 4: Simplify right side
   102,271.68x = 7,593,486,061.82
5. Step 5: Solve for x
   x = 7,593,486,061.82/102,271.68
6. Step 6: Final answer
   x = 74,248.18