Finding the Fourth Proportional to 147,870.68, 221,869.56 and 48,061.46

Step by Step Solution

1. Step 1: Write the proportion equation
   147,870.68 : 221,869.56 = 48,061.46 : x
2. Step 2: Convert to fraction form
   147,870.68/221,869.56 = 48,061.46/x
3. Step 3: Cross multiply
   147,870.68x = 221,869.56 × 48,061.46
4. Step 4: Simplify right side
   147,870.68x = 10,663,374,983.16
5. Step 5: Solve for x
   x = 10,663,374,983.16/147,870.68
6. Step 6: Final answer
   x = 72,112.84