Finding the Third Proportional to 52,426,908 and 78,640,371

Step by Step Solution

1. Step 1: Write the proportion equation
   52,426,908 : 78,640,371 = 78,640,371 : x
2. Step 2: Convert to fraction form
   52,426,908/78,640,371 = 78,640,371/x
3. Step 3: Cross multiply
   52,426,908x = 78,640,371 × 78,640,371
4. Step 4: Simplify right side
   52,426,908x = 6,184,307,951,017,641
5. Step 5: Solve for x
   x = 6,184,307,951,017,641/52,426,908
6. Step 6: Final answer
   x = 117,960,570.00