Finding the Fourth Proportional to 51,836,085.50, 77,765,725.72 and 19,488,268.33

Step by Step Solution

1. Step 1: Write the proportion equation
   51,836,085.50 : 77,765,725.72 = 19,488,268.33 : x
2. Step 2: Convert to fraction form
   51,836,085.50/77,765,725.72 = 19,488,268.33/x
3. Step 3: Cross multiply
   51,836,085.50x = 77,765,725.72 × 19,488,268.33
4. Step 4: Simplify right side
   51,836,085.50x = 1,515,519,329,538,488.50
5. Step 5: Solve for x
   x = 1,515,519,329,538,488.50/51,836,085.50
6. Step 6: Final answer
   x = 29,236,762.67