Finding the Fourth Proportional to 61,074,343.88, 91,592,077.04 and 20,126,144.15

Step by Step Solution

1. Step 1: Write the proportion equation
   61,074,343.88 : 91,592,077.04 = 20,126,144.15 : x
2. Step 2: Convert to fraction form
   61,074,343.88/91,592,077.04 = 20,126,144.15/x
3. Step 3: Cross multiply
   61,074,343.88x = 91,592,077.04 × 20,126,144.15
4. Step 4: Simplify right side
   61,074,343.88x = 1,843,395,345,404,314.50
5. Step 5: Solve for x
   x = 1,843,395,345,404,314.50/61,074,343.88
6. Step 6: Final answer
   x = 30,182,810.46