Finding the Fourth Proportional to 61,290,752.63, 91,709,036.33 and 49,123,312.52

Step by Step Solution

1. Step 1: Write the proportion equation
   61,290,752.63 : 91,709,036.33 = 49,123,312.52 : x
2. Step 2: Convert to fraction form
   61,290,752.63/91,709,036.33 = 49,123,312.52/x
3. Step 3: Cross multiply
   61,290,752.63x = 91,709,036.33 × 49,123,312.52
4. Step 4: Simplify right side
   61,290,752.63x = 4,505,051,651,842,462
5. Step 5: Solve for x
   x = 4,505,051,651,842,462/61,290,752.63
6. Step 6: Final answer
   x = 73,502,958.59