Finding the Third Proportional to 19,580,613.75 and 42,415,482.75

Step by Step Solution

1. Step 1: Write the proportion equation
   19,580,613.75 : 42,415,482.75 = 42,415,482.75 : x
2. Step 2: Convert to fraction form
   19,580,613.75/42,415,482.75 = 42,415,482.75/x
3. Step 3: Cross multiply
   19,580,613.75x = 42,415,482.75 × 42,415,482.75
4. Step 4: Simplify right side
   19,580,613.75x = 1,799,073,176,915,547.50
5. Step 5: Solve for x
   x = 1,799,073,176,915,547.50/19,580,613.75
6. Step 6: Final answer
   x = 91,880,326.12