Finding the Third Proportional to 5,188,060 and 7,390,486

Step by Step Solution

1. Step 1: Write the proportion equation
   5,188,060 : 7,390,486 = 7,390,486 : x
2. Step 2: Convert to fraction form
   5,188,060/7,390,486 = 7,390,486/x
3. Step 3: Cross multiply
   5,188,060x = 7,390,486 × 7,390,486
4. Step 4: Simplify right side
   5,188,060x = 54,619,283,316,196
5. Step 5: Solve for x
   x = 54,619,283,316,196/5,188,060
6. Step 6: Final answer
   x = 10,527,881.97