Finding the Fourth Proportional to 55,899,499.30, 83,866,361.28 and 28,625,103.34

Step by Step Solution

1. Step 1: Write the proportion equation
   55,899,499.30 : 83,866,361.28 = 28,625,103.34 : x
2. Step 2: Convert to fraction form
   55,899,499.30/83,866,361.28 = 28,625,103.34/x
3. Step 3: Cross multiply
   55,899,499.30x = 83,866,361.28 × 28,625,103.34
4. Step 4: Simplify right side
   55,899,499.30x = 2,400,683,258,389,774.50
5. Step 5: Solve for x
   x = 2,400,683,258,389,774.50/55,899,499.30
6. Step 6: Final answer
   x = 42,946,417.92