Finding the Fourth Proportional to 28,643,238.01, 42,963,691.83 and 7,077,296.62

Step by Step Solution

1. Step 1: Write the proportion equation
   28,643,238.01 : 42,963,691.83 = 7,077,296.62 : x
2. Step 2: Convert to fraction form
   28,643,238.01/42,963,691.83 = 7,077,296.62/x
3. Step 3: Cross multiply
   28,643,238.01x = 42,963,691.83 × 7,077,296.62
4. Step 4: Simplify right side
   28,643,238.01x = 304,066,790,971,180.62
5. Step 5: Solve for x
   x = 304,066,790,971,180.62/28,643,238.01
6. Step 6: Final answer
   x = 10,615,657.03