Finding the Fourth Proportional to 37,456,858.50, 56,189,789.94 and 13,190,770.37

Step by Step Solution

1. Step 1: Write the proportion equation
   37,456,858.50 : 56,189,789.94 = 13,190,770.37 : x
2. Step 2: Convert to fraction form
   37,456,858.50/56,189,789.94 = 13,190,770.37/x
3. Step 3: Cross multiply
   37,456,858.50x = 56,189,789.94 × 13,190,770.37
4. Step 4: Simplify right side
   37,456,858.50x = 741,186,615,999,684.25
5. Step 5: Solve for x
   x = 741,186,615,999,684.25/37,456,858.50
6. Step 6: Final answer
   x = 19,787,741.03