Finding the Fourth Proportional to 43,325,918.72, 64,607,025.84 and 42,937,376.48

Step by Step Solution

1. Step 1: Write the proportion equation
   43,325,918.72 : 64,607,025.84 = 42,937,376.48 : x
2. Step 2: Convert to fraction form
   43,325,918.72/64,607,025.84 = 42,937,376.48/x
3. Step 3: Cross multiply
   43,325,918.72x = 64,607,025.84 × 42,937,376.48
4. Step 4: Simplify right side
   43,325,918.72x = 2,774,056,191,745,168
5. Step 5: Solve for x
   x = 2,774,056,191,745,168/43,325,918.72
6. Step 6: Final answer
   x = 64,027,636.89