Finding the Third Proportional to 39,584,322 and 55,742,404.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,584,322 : 55,742,404.50 = 55,742,404.50 : x
2. Step 2: Convert to fraction form
   39,584,322/55,742,404.50 = 55,742,404.50/x
3. Step 3: Cross multiply
   39,584,322x = 55,742,404.50 × 55,742,404.50
4. Step 4: Simplify right side
   39,584,322x = 3,107,215,659,441,620
5. Step 5: Solve for x
   x = 3,107,215,659,441,620/39,584,322
6. Step 6: Final answer
   x = 78,496,119.23