Finding the Fourth Proportional to 79,120,098.09, 109,150,955.06 and 47,740,644.50

Step by Step Solution

1. Step 1: Write the proportion equation
   79,120,098.09 : 109,150,955.06 = 47,740,644.50 : x
2. Step 2: Convert to fraction form
   79,120,098.09/109,150,955.06 = 47,740,644.50/x
3. Step 3: Cross multiply
   79,120,098.09x = 109,150,955.06 × 47,740,644.50
4. Step 4: Simplify right side
   79,120,098.09x = 5,210,936,941,570,478
5. Step 5: Solve for x
   x = 5,210,936,941,570,478/79,120,098.09
6. Step 6: Final answer
   x = 65,861,103.15