Finding the Fourth Proportional to 40,511,654.01, 60,773,810.05 and 13,211,597.31

Step by Step Solution

1. Step 1: Write the proportion equation
   40,511,654.01 : 60,773,810.05 = 13,211,597.31 : x
2. Step 2: Convert to fraction form
   40,511,654.01/60,773,810.05 = 13,211,597.31/x
3. Step 3: Cross multiply
   40,511,654.01x = 60,773,810.05 × 13,211,597.31
4. Step 4: Simplify right side
   40,511,654.01x = 802,919,105,357,634.25
5. Step 5: Solve for x
   x = 802,919,105,357,634.25/40,511,654.01
6. Step 6: Final answer
   x = 19,819,459.98