Finding the Third Proportional to 35,780,238 and 78,589,584

Step by Step Solution

1. Step 1: Write the proportion equation
   35,780,238 : 78,589,584 = 78,589,584 : x
2. Step 2: Convert to fraction form
   35,780,238/78,589,584 = 78,589,584/x
3. Step 3: Cross multiply
   35,780,238x = 78,589,584 × 78,589,584
4. Step 4: Simplify right side
   35,780,238x = 6,176,322,713,293,056
5. Step 5: Solve for x
   x = 6,176,322,713,293,056/35,780,238
6. Step 6: Final answer
   x = 172,618,268.03