Finding the Fourth Proportional to 42,688,424.13, 58,910,012.82 and 23,109,297.98

Step by Step Solution

1. Step 1: Write the proportion equation
   42,688,424.13 : 58,910,012.82 = 23,109,297.98 : x
2. Step 2: Convert to fraction form
   42,688,424.13/58,910,012.82 = 23,109,297.98/x
3. Step 3: Cross multiply
   42,688,424.13x = 58,910,012.82 × 23,109,297.98
4. Step 4: Simplify right side
   42,688,424.13x = 1,361,369,039,968,450.25
5. Step 5: Solve for x
   x = 1,361,369,039,968,450.25/42,688,424.13
6. Step 6: Final answer
   x = 31,890,824.45