Finding the Third Proportional to 1,099,174 and 2,316,428

Step by Step Solution

1. Step 1: Write the proportion equation
   1,099,174 : 2,316,428 = 2,316,428 : x
2. Step 2: Convert to fraction form
   1,099,174/2,316,428 = 2,316,428/x
3. Step 3: Cross multiply
   1,099,174x = 2,316,428 × 2,316,428
4. Step 4: Simplify right side
   1,099,174x = 5,365,838,679,184
5. Step 5: Solve for x
   x = 5,365,838,679,184/1,099,174
6. Step 6: Final answer
   x = 4,881,700.88