Finding the Fourth Proportional to 137,110,878.72, 205,681,924.62 and 49,713,554.10

Step by Step Solution

1. Step 1: Write the proportion equation
   137,110,878.72 : 205,681,924.62 = 49,713,554.10 : x
2. Step 2: Convert to fraction form
   137,110,878.72/205,681,924.62 = 49,713,554.10/x
3. Step 3: Cross multiply
   137,110,878.72x = 205,681,924.62 × 49,713,554.10
4. Step 4: Simplify right side
   137,110,878.72x = 10,225,179,486,988,492
5. Step 5: Solve for x
   x = 10,225,179,486,988,492/137,110,878.72
6. Step 6: Final answer
   x = 74,575,989.76