Finding the Fourth Proportional to 109,384.10, 164,027.55 and 42,802.10

Step by Step Solution

1. Step 1: Write the proportion equation
   109,384.10 : 164,027.55 = 42,802.10 : x
2. Step 2: Convert to fraction form
   109,384.10/164,027.55 = 42,802.10/x
3. Step 3: Cross multiply
   109,384.10x = 164,027.55 × 42,802.10
4. Step 4: Simplify right side
   109,384.10x = 7,020,723,597.86
5. Step 5: Solve for x
   x = 7,020,723,597.86/109,384.10
6. Step 6: Final answer
   x = 64,184.13