Finding the Fourth Proportional to 42,945,261.23, 64,478,426.29 and 30,808,108.34

Step by Step Solution

1. Step 1: Write the proportion equation
   42,945,261.23 : 64,478,426.29 = 30,808,108.34 : x
2. Step 2: Convert to fraction form
   42,945,261.23/64,478,426.29 = 30,808,108.34/x
3. Step 3: Cross multiply
   42,945,261.23x = 64,478,426.29 × 30,808,108.34
4. Step 4: Simplify right side
   42,945,261.23x = 1,986,458,342,508,907.75
5. Step 5: Solve for x
   x = 1,986,458,342,508,907.75/42,945,261.23
6. Step 6: Final answer
   x = 46,255,588.76