Finding the Third Proportional to 78,750,316 and 123,254,706

Step by Step Solution

1. Step 1: Write the proportion equation
   78,750,316 : 123,254,706 = 123,254,706 : x
2. Step 2: Convert to fraction form
   78,750,316/123,254,706 = 123,254,706/x
3. Step 3: Cross multiply
   78,750,316x = 123,254,706 × 123,254,706
4. Step 4: Simplify right side
   78,750,316x = 15,191,722,551,146,436
5. Step 5: Solve for x
   x = 15,191,722,551,146,436/78,750,316
6. Step 6: Final answer
   x = 192,909,988.46