Finding the Fourth Proportional to 42,635,989.60, 58,856,880.24 and 27,186,840.16

Step by Step Solution

1. Step 1: Write the proportion equation
   42,635,989.60 : 58,856,880.24 = 27,186,840.16 : x
2. Step 2: Convert to fraction form
   42,635,989.60/58,856,880.24 = 27,186,840.16/x
3. Step 3: Cross multiply
   42,635,989.60x = 58,856,880.24 × 27,186,840.16
4. Step 4: Simplify right side
   42,635,989.60x = 1,600,132,595,401,142.50
5. Step 5: Solve for x
   x = 1,600,132,595,401,142.50/42,635,989.60
6. Step 6: Final answer
   x = 37,530,091.61