Finding the Third Proportional to 115,046,417 and 155,485,752

Step by Step Solution

1. Step 1: Write the proportion equation
   115,046,417 : 155,485,752 = 155,485,752 : x
2. Step 2: Convert to fraction form
   115,046,417/155,485,752 = 155,485,752/x
3. Step 3: Cross multiply
   115,046,417x = 155,485,752 × 155,485,752
4. Step 4: Simplify right side
   115,046,417x = 24,175,819,075,005,504
5. Step 5: Solve for x
   x = 24,175,819,075,005,504/115,046,417
6. Step 6: Final answer
   x = 210,139,695.83