Finding the Third Proportional to 45,768,706.50 and 69,078,684

Step by Step Solution

1. Step 1: Write the proportion equation
   45,768,706.50 : 69,078,684 = 69,078,684 : x
2. Step 2: Convert to fraction form
   45,768,706.50/69,078,684 = 69,078,684/x
3. Step 3: Cross multiply
   45,768,706.50x = 69,078,684 × 69,078,684
4. Step 4: Simplify right side
   45,768,706.50x = 4,771,864,583,171,856
5. Step 5: Solve for x
   x = 4,771,864,583,171,856/45,768,706.50
6. Step 6: Final answer
   x = 104,260,420.45