Finding the Fourth Proportional to 42,687,742.90, 58,909,017.42 and 23,108,626.06

Step by Step Solution

1. Step 1: Write the proportion equation
   42,687,742.90 : 58,909,017.42 = 23,108,626.06 : x
2. Step 2: Convert to fraction form
   42,687,742.90/58,909,017.42 = 23,108,626.06/x
3. Step 3: Cross multiply
   42,687,742.90x = 58,909,017.42 × 23,108,626.06
4. Step 4: Simplify right side
   42,687,742.90x = 1,361,306,455,120,806
5. Step 5: Solve for x
   x = 1,361,306,455,120,806/42,687,742.90
6. Step 6: Final answer
   x = 31,889,867.27