Finding the Third Proportional to 5,528,964 and 8,654,389

Step by Step Solution

1. Step 1: Write the proportion equation
   5,528,964 : 8,654,389 = 8,654,389 : x
2. Step 2: Convert to fraction form
   5,528,964/8,654,389 = 8,654,389/x
3. Step 3: Cross multiply
   5,528,964x = 8,654,389 × 8,654,389
4. Step 4: Simplify right side
   5,528,964x = 74,898,448,963,321
5. Step 5: Solve for x
   x = 74,898,448,963,321/5,528,964
6. Step 6: Final answer
   x = 13,546,561.16