Finding the Fourth Proportional to 82,997,709.30, 124,272,615.15 and 82,997,709.30

Step by Step Solution

1. Step 1: Write the proportion equation
   82,997,709.30 : 124,272,615.15 = 82,997,709.30 : x
2. Step 2: Convert to fraction form
   82,997,709.30/124,272,615.15 = 82,997,709.30/x
3. Step 3: Cross multiply
   82,997,709.30x = 124,272,615.15 × 82,997,709.30
4. Step 4: Simplify right side
   82,997,709.30x = 10,314,342,386,170,476
5. Step 5: Solve for x
   x = 10,314,342,386,170,476/82,997,709.30
6. Step 6: Final answer
   x = 124,272,615.15