Finding the Third Proportional to 40,345,098,619.78 and 88,290,329,444.72

Step by Step Solution

1. Step 1: Write the proportion equation
   40,345,098,619.78 : 88,290,329,444.72 = 88,290,329,444.72 : x
2. Step 2: Convert to fraction form
   40,345,098,619.78/88,290,329,444.72 = 88,290,329,444.72/x
3. Step 3: Cross multiply
   40,345,098,619.78x = 88,290,329,444.72 × 88,290,329,444.72
4. Step 4: Simplify right side
   40,345,098,619.78x = 7,795,182,273,457,545,019,392
5. Step 5: Solve for x
   x = 7,795,182,273,457,545,019,392/40,345,098,619.78
6. Step 6: Final answer
   x = 193,212,621,610.38