Finding the Fourth Proportional to 57,094,113.21, 78,789,677.53 and 30,988,630.96

Step by Step Solution

1. Step 1: Write the proportion equation
   57,094,113.21 : 78,789,677.53 = 30,988,630.96 : x
2. Step 2: Convert to fraction form
   57,094,113.21/78,789,677.53 = 30,988,630.96/x
3. Step 3: Cross multiply
   57,094,113.21x = 78,789,677.53 × 30,988,630.96
4. Step 4: Simplify right side
   57,094,113.21x = 2,441,584,240,434,574.50
5. Step 5: Solve for x
   x = 2,441,584,240,434,574.50/57,094,113.21
6. Step 6: Final answer
   x = 42,764,202.88