Finding the Fourth Proportional to 52,405,139.44, 72,320,613.72 and 30,378,729.52

Step by Step Solution

1. Step 1: Write the proportion equation
   52,405,139.44 : 72,320,613.72 = 30,378,729.52 : x
2. Step 2: Convert to fraction form
   52,405,139.44/72,320,613.72 = 30,378,729.52/x
3. Step 3: Cross multiply
   52,405,139.44x = 72,320,613.72 × 30,378,729.52
4. Step 4: Simplify right side
   52,405,139.44x = 2,197,008,362,920,281
5. Step 5: Solve for x
   x = 2,197,008,362,920,281/52,405,139.44
6. Step 6: Final answer
   x = 41,923,528.62