Finding the Third Proportional to 35,522,460 and 77,688,216

Step by Step Solution

1. Step 1: Write the proportion equation
   35,522,460 : 77,688,216 = 77,688,216 : x
2. Step 2: Convert to fraction form
   35,522,460/77,688,216 = 77,688,216/x
3. Step 3: Cross multiply
   35,522,460x = 77,688,216 × 77,688,216
4. Step 4: Simplify right side
   35,522,460x = 6,035,458,905,262,656
5. Step 5: Solve for x
   x = 6,035,458,905,262,656/35,522,460
6. Step 6: Final answer
   x = 169,905,431.81