Finding the Fourth Proportional to 83,683,106.64, 125,525,919.60 and 31,870,573.20

Step by Step Solution

1. Step 1: Write the proportion equation
   83,683,106.64 : 125,525,919.60 = 31,870,573.20 : x
2. Step 2: Convert to fraction form
   83,683,106.64/125,525,919.60 = 31,870,573.20/x
3. Step 3: Cross multiply
   83,683,106.64x = 125,525,919.60 × 31,870,573.20
4. Step 4: Simplify right side
   83,683,106.64x = 4,000,583,009,109,114.50
5. Step 5: Solve for x
   x = 4,000,583,009,109,114.50/83,683,106.64
6. Step 6: Final answer
   x = 47,806,339.53