Finding the Fourth Proportional to 83,264,472.15, 124,968,452.76 and 57,723,417.69

Step by Step Solution

1. Step 1: Write the proportion equation
   83,264,472.15 : 124,968,452.76 = 57,723,417.69 : x
2. Step 2: Convert to fraction form
   83,264,472.15/124,968,452.76 = 57,723,417.69/x
3. Step 3: Cross multiply
   83,264,472.15x = 124,968,452.76 × 57,723,417.69
4. Step 4: Simplify right side
   83,264,472.15x = 7,213,606,196,738,513
5. Step 5: Solve for x
   x = 7,213,606,196,738,513/83,264,472.15
6. Step 6: Final answer
   x = 86,634,863.71