Finding the Fourth Proportional to 122,022.10, 183,063.15 and 42,061.30

Step by Step Solution

1. Step 1: Write the proportion equation
   122,022.10 : 183,063.15 = 42,061.30 : x
2. Step 2: Convert to fraction form
   122,022.10/183,063.15 = 42,061.30/x
3. Step 3: Cross multiply
   122,022.10x = 183,063.15 × 42,061.30
4. Step 4: Simplify right side
   122,022.10x = 7,699,874,071.10
5. Step 5: Solve for x
   x = 7,699,874,071.10/122,022.10
6. Step 6: Final answer
   x = 63,102.29