Finding the Third Proportional to 47,019,955 and 69,147,840

Step by Step Solution

1. Step 1: Write the proportion equation
   47,019,955 : 69,147,840 = 69,147,840 : x
2. Step 2: Convert to fraction form
   47,019,955/69,147,840 = 69,147,840/x
3. Step 3: Cross multiply
   47,019,955x = 69,147,840 × 69,147,840
4. Step 4: Simplify right side
   47,019,955x = 4,781,423,776,665,600
5. Step 5: Solve for x
   x = 4,781,423,776,665,600/47,019,955
6. Step 6: Final answer
   x = 101,689,246.12