Finding the Fourth Proportional to 42,688,447.34, 58,910,044.91 and 23,109,321.33

Step by Step Solution

1. Step 1: Write the proportion equation
   42,688,447.34 : 58,910,044.91 = 23,109,321.33 : x
2. Step 2: Convert to fraction form
   42,688,447.34/58,910,044.91 = 23,109,321.33/x
3. Step 3: Cross multiply
   42,688,447.34x = 58,910,044.91 × 23,109,321.33
4. Step 4: Simplify right side
   42,688,447.34x = 1,361,371,157,274,374.25
5. Step 5: Solve for x
   x = 1,361,371,157,274,374.25/42,688,447.34
6. Step 6: Final answer
   x = 31,890,856.71