Finding the Fourth Proportional to 7,010,913.51, 10,515,317.72 and 2,217,979.98

Step by Step Solution

1. Step 1: Write the proportion equation
   7,010,913.51 : 10,515,317.72 = 2,217,979.98 : x
2. Step 2: Convert to fraction form
   7,010,913.51/10,515,317.72 = 2,217,979.98/x
3. Step 3: Cross multiply
   7,010,913.51x = 10,515,317.72 × 2,217,979.98
4. Step 4: Simplify right side
   7,010,913.51x = 23,322,764,175,209.34
5. Step 5: Solve for x
   x = 23,322,764,175,209.34/7,010,913.51
6. Step 6: Final answer
   x = 3,326,636.98