Finding the Fourth Proportional to 123,642,683.82, 185,469,069.47 and 31,528,810.80

Step by Step Solution

1. Step 1: Write the proportion equation
   123,642,683.82 : 185,469,069.47 = 31,528,810.80 : x
2. Step 2: Convert to fraction form
   123,642,683.82/185,469,069.47 = 31,528,810.80/x
3. Step 3: Cross multiply
   123,642,683.82x = 185,469,069.47 × 31,528,810.80
4. Step 4: Simplify right side
   123,642,683.82x = 5,847,619,200,414,042
5. Step 5: Solve for x
   x = 5,847,619,200,414,042/123,642,683.82
6. Step 6: Final answer
   x = 47,294,502.35