Finding the Fourth Proportional to 42,069.06, 63,085.10 and 15,755.34

Step by Step Solution

1. Step 1: Write the proportion equation
   42,069.06 : 63,085.10 = 15,755.34 : x
2. Step 2: Convert to fraction form
   42,069.06/63,085.10 = 15,755.34/x
3. Step 3: Cross multiply
   42,069.06x = 63,085.10 × 15,755.34
4. Step 4: Simplify right side
   42,069.06x = 993,927,199.43
5. Step 5: Solve for x
   x = 993,927,199.43/42,069.06
6. Step 6: Final answer
   x = 23,626.09