Finding the Fourth Proportional to 42,688,832.58, 58,910,607.18 and 23,109,720.48

Step by Step Solution

1. Step 1: Write the proportion equation
   42,688,832.58 : 58,910,607.18 = 23,109,720.48 : x
2. Step 2: Convert to fraction form
   42,688,832.58/58,910,607.18 = 23,109,720.48/x
3. Step 3: Cross multiply
   42,688,832.58x = 58,910,607.18 × 23,109,720.48
4. Step 4: Simplify right side
   42,688,832.58x = 1,361,407,665,236,881
5. Step 5: Solve for x
   x = 1,361,407,665,236,881/42,688,832.58
6. Step 6: Final answer
   x = 31,891,424.13