Finding the Third Proportional to 556,152 and 1,196,139

Step by Step Solution

1. Step 1: Write the proportion equation
   556,152 : 1,196,139 = 1,196,139 : x
2. Step 2: Convert to fraction form
   556,152/1,196,139 = 1,196,139/x
3. Step 3: Cross multiply
   556,152x = 1,196,139 × 1,196,139
4. Step 4: Simplify right side
   556,152x = 1,430,748,507,321
5. Step 5: Solve for x
   x = 1,430,748,507,321/556,152
6. Step 6: Final answer
   x = 2,572,585.39