Finding the Fourth Proportional to 42,688,423.63, 58,910,012.13 and 23,109,297.48

Step by Step Solution

1. Step 1: Write the proportion equation
   42,688,423.63 : 58,910,012.13 = 23,109,297.48 : x
2. Step 2: Convert to fraction form
   42,688,423.63/58,910,012.13 = 23,109,297.48/x
3. Step 3: Cross multiply
   42,688,423.63x = 58,910,012.13 × 23,109,297.48
4. Step 4: Simplify right side
   42,688,423.63x = 1,361,368,994,862,578.50
5. Step 5: Solve for x
   x = 1,361,368,994,862,578.50/42,688,423.63
6. Step 6: Final answer
   x = 31,890,823.77