Finding the Third Proportional to 56,555,017.50 and 86,476,017

Step by Step Solution

1. Step 1: Write the proportion equation
   56,555,017.50 : 86,476,017 = 86,476,017 : x
2. Step 2: Convert to fraction form
   56,555,017.50/86,476,017 = 86,476,017/x
3. Step 3: Cross multiply
   56,555,017.50x = 86,476,017 × 86,476,017
4. Step 4: Simplify right side
   56,555,017.50x = 7,478,101,516,184,289
5. Step 5: Solve for x
   x = 7,478,101,516,184,289/56,555,017.50
6. Step 6: Final answer
   x = 132,227,021.52