Finding the Fourth Proportional to 37,478,613.17, 51,719,514.71 and 20,733,971.33

Step by Step Solution

1. Step 1: Write the proportion equation
   37,478,613.17 : 51,719,514.71 = 20,733,971.33 : x
2. Step 2: Convert to fraction form
   37,478,613.17/51,719,514.71 = 20,733,971.33/x
3. Step 3: Cross multiply
   37,478,613.17x = 51,719,514.71 × 20,733,971.33
4. Step 4: Simplify right side
   37,478,613.17x = 1,072,350,934,836,385.75
5. Step 5: Solve for x
   x = 1,072,350,934,836,385.75/37,478,613.17
6. Step 6: Final answer
   x = 28,612,342.99