Finding the Fourth Proportional to 31,120,955.75, 42,906,988.02 and 25,518,558.86

Step by Step Solution

1. Step 1: Write the proportion equation
   31,120,955.75 : 42,906,988.02 = 25,518,558.86 : x
2. Step 2: Convert to fraction form
   31,120,955.75/42,906,988.02 = 25,518,558.86/x
3. Step 3: Cross multiply
   31,120,955.75x = 42,906,988.02 × 25,518,558.86
4. Step 4: Simplify right side
   31,120,955.75x = 1,094,924,499,197,990.25
5. Step 5: Solve for x
   x = 1,094,924,499,197,990.25/31,120,955.75
6. Step 6: Final answer
   x = 35,182,868.67