Finding the Third Proportional to 54,072,234 and 83,780,010

Step by Step Solution

1. Step 1: Write the proportion equation
   54,072,234 : 83,780,010 = 83,780,010 : x
2. Step 2: Convert to fraction form
   54,072,234/83,780,010 = 83,780,010/x
3. Step 3: Cross multiply
   54,072,234x = 83,780,010 × 83,780,010
4. Step 4: Simplify right side
   54,072,234x = 7,019,090,075,600,100
5. Step 5: Solve for x
   x = 7,019,090,075,600,100/54,072,234
6. Step 6: Final answer
   x = 129,809,507.70