Finding the Fourth Proportional to 42,955,332.82, 64,439,051.94 and 13,799,395.37

Step by Step Solution

1. Step 1: Write the proportion equation
   42,955,332.82 : 64,439,051.94 = 13,799,395.37 : x
2. Step 2: Convert to fraction form
   42,955,332.82/64,439,051.94 = 13,799,395.37/x
3. Step 3: Cross multiply
   42,955,332.82x = 64,439,051.94 × 13,799,395.37
4. Step 4: Simplify right side
   42,955,332.82x = 889,219,955,149,123.12
5. Step 5: Solve for x
   x = 889,219,955,149,123.12/42,955,332.82
6. Step 6: Final answer
   x = 20,701,037.49