Finding the Third Proportional to 22,208,590 and 53,501,389

Step by Step Solution

1. Step 1: Write the proportion equation
   22,208,590 : 53,501,389 = 53,501,389 : x
2. Step 2: Convert to fraction form
   22,208,590/53,501,389 = 53,501,389/x
3. Step 3: Cross multiply
   22,208,590x = 53,501,389 × 53,501,389
4. Step 4: Simplify right side
   22,208,590x = 2,862,398,624,929,321
5. Step 5: Solve for x
   x = 2,862,398,624,929,321/22,208,590
6. Step 6: Final answer
   x = 128,887,003.85