Finding the Fourth Proportional to 147,802.17, 221,736.06 and 42,612.96

Step by Step Solution

1. Step 1: Write the proportion equation
   147,802.17 : 221,736.06 = 42,612.96 : x
2. Step 2: Convert to fraction form
   147,802.17/221,736.06 = 42,612.96/x
3. Step 3: Cross multiply
   147,802.17x = 221,736.06 × 42,612.96
4. Step 4: Simplify right side
   147,802.17x = 9,448,829,855.34
5. Step 5: Solve for x
   x = 9,448,829,855.34/147,802.17
6. Step 6: Final answer
   x = 63,928.90