Finding the Fourth Proportional to 42,843,303.69, 64,220,106.59 and 17,929,988.97

Step by Step Solution

1. Step 1: Write the proportion equation
   42,843,303.69 : 64,220,106.59 = 17,929,988.97 : x
2. Step 2: Convert to fraction form
   42,843,303.69/64,220,106.59 = 17,929,988.97/x
3. Step 3: Cross multiply
   42,843,303.69x = 64,220,106.59 × 17,929,988.97
4. Step 4: Simplify right side
   42,843,303.69x = 1,151,465,802,721,274.25
5. Step 5: Solve for x
   x = 1,151,465,802,721,274.25/42,843,303.69
6. Step 6: Final answer
   x = 26,876,214.10